[INFO] fetching crate bing-wallpaper-url 0.2.0...
[INFO] checking bing-wallpaper-url-0.2.0 against master#1be5c8f90912c446ecbdc405cbc4a89f9acd20fd for pr-93394
[INFO] extracting crate bing-wallpaper-url 0.2.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate bing-wallpaper-url 0.2.0 on toolchain 1be5c8f90912c446ecbdc405cbc4a89f9acd20fd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bing-wallpaper-url 0.2.0
[INFO] finished tweaking crates.io crate bing-wallpaper-url 0.2.0
[INFO] tweaked toml for crates.io crate bing-wallpaper-url 0.2.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate bing-wallpaper-url 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f46df9019408bdacfb6889be985958955bc1955c6ae5ebdef240ceda6722a23
[INFO] running `Command { std: "docker" "start" "-a" "0f46df9019408bdacfb6889be985958955bc1955c6ae5ebdef240ceda6722a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f46df9019408bdacfb6889be985958955bc1955c6ae5ebdef240ceda6722a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f46df9019408bdacfb6889be985958955bc1955c6ae5ebdef240ceda6722a23", kill_on_drop: false }`
[INFO] [stdout] 0f46df9019408bdacfb6889be985958955bc1955c6ae5ebdef240ceda6722a23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe9293aa6a52244b0602fde60ea62f1038a1e963d726b598b553b2d72b9944e4
[INFO] running `Command { std: "docker" "start" "-a" "fe9293aa6a52244b0602fde60ea62f1038a1e963d726b598b553b2d72b9944e4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling cc v1.0.53
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling procedural-masquerade v0.1.6
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking pin-project-lite v0.1.5
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling ego-tree v0.6.2
[INFO] [stderr]    Compiling ref_thread_local v0.0.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking encoding_rs v0.8.23
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr] error: could not compile `autocfg`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name autocfg /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/autocfg-0.1.7/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=47c4297ed0b786e7 -C extra-filename=-47c4297ed0b786e7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fe9293aa6a52244b0602fde60ea62f1038a1e963d726b598b553b2d72b9944e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe9293aa6a52244b0602fde60ea62f1038a1e963d726b598b553b2d72b9944e4", kill_on_drop: false }`
[INFO] [stdout] fe9293aa6a52244b0602fde60ea62f1038a1e963d726b598b553b2d72b9944e4